Permanent magnet rotor shaft assembly and method for manufacturing the same

Permanent magnet rotor shaft assembly and method for manufacturing the same

  • CN 104,518,587 A
  • Filed: 09/26/2014
  • Published: 04/15/2015
  • Est. Priority Date: 09/26/2013
  • Status: Active Application
First Claim
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1. , for a p-m rotor shaft assembly for motor, comprise the permanent magnetism cylindricality core (101 with the longitudinal axis;

  • 201), described cylindricality core (101;

         201) by first and second end axle (102A, 102B;

    202A, 202B) axial compression, and by the sleeve pipe (104 be made up of non magnetic high duty metal;

         204) radial compression, is characterized in that, described first and second end axle (102A, 102B;

    202A, 202B) among at least one end axle at it towards described cylindricality core (101;

         201) part comprises central authorities (103A on the shoulders;

    203A, 203B), these central authorities on the shoulders be manufactured on described cylindricality core (101;

         201) the cooperation central authorities dimple (106A in the middle body in front;

    206A, 206B) cooperation.

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